Pools and spas are commonly used out of doors in a domestic setting, but they can also be positioned inside. They are vessels of varying sizes that are filled with water. Pools can range from very small, inflatable pools for children to large olympic sized pools for fitness. Domestic pools are often middle-range and are used for entertaining guests. They are often more

Pools and spas are commonly used out of doors in a domestic setting, but they can also be positioned inside. They are vessels of varying sizes that are filled with water. Pools can range from very small, inflatable pools for children to large olympic sized pools for fitness. Domestic pools are often middle-range and are used for entertaining guests. They are often treated with chemicals such as chlorine that is designed to keep the water and innards of the pool clean and free from bacteria. Spas are often used for relaxation. They can have oils that give off an attractive fragrance in them and produce bubbles in the same was as a jacuzzi.